Question
Write characteristics of regression coefficient.
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Answer
self-study
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In each of the following $Z$ is a standard normal variate. Using the table of area under normal curve obtain the probabilities of the following: $($Diagram is necessary.$)$
$(1) P[0 \leq Z \leq 2.3] $
$(2) P[0 \leq Z \leq 0.75] $
$(3) P[-1.52 \leq Z \leq 01] $
$(4) P[-0.30 \leq Z \leq 01] $
$(5) P[1.48 \leq Z \leq 2.35] $
$(6) P[0.62 \leq Z \leq 1.931] $
$(7) P[-1.1 \leq Z \leq-0.72] $
$(8) P[-2.45 \leq Z \leq 1.1]$
→$(1) P[0 \leq Z \leq 2.3] $
$(2) P[0 \leq Z \leq 0.75] $
$(3) P[-1.52 \leq Z \leq 01] $
$(4) P[-0.30 \leq Z \leq 01] $
$(5) P[1.48 \leq Z \leq 2.35] $
$(6) P[0.62 \leq Z \leq 1.931] $
$(7) P[-1.1 \leq Z \leq-0.72] $
$(8) P[-2.45 \leq Z \leq 1.1]$
Find parameters of the binomial distribution where mean $=4$ and variance $=2$.
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If $n=7, \sum d^{2}=4, CF =1$; Find $r$
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